600 



BULLETIN OF THE GEOLOGICAL SOCIETY OF AMERICA 



Page 

 LivY, Michel, cited on texture of igneous 



rocks 385 



LfvY and Fouque, cited on chalcoeite 271 



Lewis artesian basin, Artesian wells in.. 5 9-550 

 Librarian, Election of H. P. Cushirg as 503 



— Report of 5U2-593 



Library, Accessions to, from June, 1902, to 



June, 1903 567-576 



Light House point, Michigan, Diabase dike 



at, Grain of 374-378 



Lightning channel, Faroe islands, Depth of.. 220 

 Limestone, Amphibolization of. Evidences 



showing 449-451 



— , Dolomitic, Analysis of. 450 



Limestones, Products of alteration of 451-453 



— , Reef, Classification of. 348-351 



— , Suggested classification of 351-352 



LiNDENKoHL, A., cited on drowned channel 



of Hudson river 209 



— , Letter from, to J. W.Spencer, on subma- 

 rine valleys 226 



— , quoted on submarine valleys oflF the 



American coast 226 



Liospira strigata sp. nov.. Description of.. 419-420 

 LiTHOSTisoTioN beds. Character, correlation 



and thickness of 79, 83, 85 



Loess, Aqueous origin of 141-143 



— , Comparison of marl and common types 



of 154-163 



— , Derivation of common type of 169 



— , Description of common type of. 154-156 



— , Fauna of. Significance of 145-146 



— , Hypotheses as to origin of 139-141 



— , Literature concerning 174-176 



— , Stratification of 143-145 



— , Eolian, Derivation of 172-173 



— , Marl. See Marl-loess. 



— , Valley, and the fossil man of Lansing, 



Kansas 559-560 



Logan conglomerate, Stratigraphic place 



of 41,42 



— formation, Application of term to upper 



part of Pocono 43 



— sandstone, Character, correlation, and 



thickness ot 26-27 



— stage, Area of sedimentation during 90 



, Orogenic movements during 89-90 



, Sediments deposited during, Char- 

 acter of 89-91 



London, England, Sand-pipes in 6halk 

 region about. Origin of 256 



Lookout mountain, Tennessee, Carbonifer- 

 ous rocks at 74 



Lorraine formation. Character and thick- 

 ness of 409,412,417 



, Fossils of 416-417 



— shale. Dip of. 408 



, Thickness of 409, 417 



Loughridge, R. H., cited on the Mauch 



Chunk section in Kentucky 80-81 



section of the Waverly in Tennes- 

 see 37 



LouDKRBACK, George Davis, clccted Fellow.. 2 



— , Life-membership secured by 499 



—, Titles of papers by 564, 565 



Lower Carboniferous of the Appalachian 



basin; J. J. Stevenson 15-96 



See also Carboniferous. 



— Knobstone. See Knobstone. 



— Meadville. See Meadville. 



Lowehre quartzite, Character and thiclc- 

 ness of. 423 



LuQUER, L. M . cited on origin of hornblende 

 schists of Westchester county. New 

 York 457 



Lyeli,, Charles, cited on sand-pipes in the 

 chalk ot Norwich 256 



Lyon, S. S., cited on the Mauch Chunk for- 

 mation in Kentucky 81-82 



Lyons, Robert, Analysis of loess by 158-159 



Page 

 McCalley, Henry, cited on the Keokuk for- 

 mation in Alabama 42 



Mauch Chunk formation in Ala- 

 bama 74, 75, 76, 77 



Macfarlane, James R., Vote of thanks to... 13 

 WcGee, W J, cited on clastic dikes in Mis- 

 sissippi 263 



origin of the loess 141, 168 



submarine valleys off the American 



coast 217 



— , on Committee on Appalachian Forest Re- 

 serve 547 



— , quoted on origin of the loess 142-143 



Macungie, Pennsylvania, Basal conglom- 

 erate near. Character and position of..... 520 

 Madupite, Leucite hills, Occurrence and 



character of. 330-331 



— , Photomicrographs of 331 



Magnesian limestones near Bellefonte, 

 Pennsylvania, Age, character, and 



thickness ot 409-410 



Maine, Ames knob in. Geology of 201-206 



— , Penobscot bay. Description of :... 201 



— , Submerged coastal plains off. 209 



Malheur and Harney lakes, Oregon, Origin 



of 549 



Mallet and Oldham, cited on clastic dikes 



in Cachar, India 259 



Man, Fossil, of Lansing, Kansas, Antiquity 



of 560 



— ^ , Description of. 149 



— , Discovery of. 146 



, Hypotheses concerning 150-152 



, Matrix of. 146 



Man [Was he] in America in the Glacial 



period? Annual address by the Presi- 

 dent, N. H. Winchell 133-152 



Manhattan, island. New York, Amphibole 



schists and serpentines of 421-494 



, Basic dikes on 428 



, Map of portion of, showing location of 



outcrops of hornblende schist and 

 biotitic gneiss 429 



— series of schists, character and thick- 



ness of , 423 



, Gneissoid granite underlying 423-424 



Mannington, West Virginia, Sections near. 59, 60 



, Sedimentary origin of. Evidences 



showing 424 



Mansfield, Pennsylvania, Peneplain rem- 

 nants in, Age and altitude of 280, 281-282 



Marble, Dolomitic, Analysis of 450 



Marbut, C. F. ; Development of the south- 

 eastern Missouri lowlands [abstract] li) 



— , Title of paper by 521 



Margottet, J., cited on chalcoeite 272 



Marl-loess of the lower Wabash valley ; 



M. L. Fuller and F. G. Clapp 153-176 



-, Color of 158 



— , Composition of 158-159 



— , Distribution and range of 156-158, 



163, 167-168 

 — , Fossils of. Character, localities, and spe- 

 cies of. 160-162, 165 



— , List of best exposures of., 160 



— , Maximum development of 163 



— , Origin of 166-167 



— , Section of, near Kilroy, Indiana 160 



— , Stratification of 159-162, 164-165 



— , Terraces of. 162-163 



— , Weathering of. 163-164 



Marquette, Michigan, Diabase dike at Light 

 House point in. Studies of grain of... 374-378 



Martin, George Curtis, elected Fellow 2 



— , Record of remarks by 542 



Maryland, Pocono formation in 21 



— , Northern, Piedmont area of. Structural 



relations in 554-555 



Masontown (Pennsylvania) quadrangle, Har- 

 risVjurg peneplain remnants in 292 



